(a) (i) What is a habitat?
A habitat is the place where an organism or species lives - Leaving Cert Biology - Question 7 - 2008
Question 7
(a) (i) What is a habitat?
A habitat is the place where an organism or species lives. It provides the necessary resources such as food, water, and shelter for the o... show full transcript
Worked Solution & Example Answer:(a) (i) What is a habitat?
A habitat is the place where an organism or species lives - Leaving Cert Biology - Question 7 - 2008
Step 1
What is a habitat?
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Answer
A habitat is the place where an organism or species lives. It provides the necessary resources such as food, water, and shelter for the organism to survive.
Step 2
What is an ecosystem?
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Answer
An ecosystem refers to a community of living organisms (plants, animals, and microorganisms) interacting with their physical environment. It includes both biotic (living) and abiotic (non-living) components that function together as a unit.
Step 3
List three abiotic factors that you investigated.
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Answer
Temperature
pH Level
Light Intensity
Step 4
Factor 1: Temperature
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Answer
To measure the temperature of the water in the pond, I used a thermometer at different spots in the pond to ensure consistency in my readings.
Step 5
Factor 2: pH Level
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I used pH strips to measure the acidity or alkalinity of the water at various locations in the pond, ensuring that all samples were taken around the same time of day for accuracy.
Step 6
Factor 3: Light Intensity
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I measured the light intensity using a light meter at different times during the day to get a comprehensive understanding of the variations in sunlight exposure over time.
Step 7
In the case of a named organism give an adaptation feature that you noted.
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Answer
Name of organism: Stickleback Fish.
Adaptation feature: The stickleback fish has a streamlined body, which reduces drag as it swims in the water.
Step 8
Briefly explain how the adaptation feature that you have given in (iii) is of benefit to the organism.
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The streamlined body shape allows the stickleback fish to move more efficiently through the water, helping it escape from predators and efficiently chase down prey.
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